Table 1.

Summary of clinical information of the ependymoma patients and the autopsied normal tissues

Patient ID (Dx)	Age (years)	Gender	Tumor location (primary and recurrent)	Total number of recurrences	Time to first recurrence	Time to last recur	Patient status
Recurrent tumors
PFA1	3	Female	Posterior fossa	3	14.7 months	35.8 months	Alive
PFA2	7	Male	Posterior fossa	2	56.9 months	90.3 months	LTF
PFA3	2	Male	Posterior fossa	1	43.6 months	N/A	Alive
PFA4	4	Male	Posterior fossa	2	13 months	33.2 months	Alive
PFA5	8	Female	Posterior fossa	3	60.9 months	131.5 months	LTF
RELA1	8	Female	Right fronto-parietal	7	60 months	170.4 months	Deceased
RELA2	10	Male	Right frontal	2	22.2 months	32.2 months	LTF
RELA3	7	Male	Right frontal	1	62.7 months	N/A	Deceased
RELA4	2	Male	Left frontal	4	12.4 months	44.3 months	Deceased
RELA5	6	Male	Right parietal	1	45 months	N/A	Deceased

Patient ID	Age (years)	Gender	Tumor location	Total recur number	Total follow-up duration	Patient status
Non-recurrent tumors
PFA6	2	Male	Posterior fossa	0	131 months	Alive
RELA6	6	Male	Right frontal	0	89 months	LTF

Tissue ID	Age (years)	Gender	Tissue location	Source
Normal Brain Tissues
A1429-NC	9	Male	Right frontal	Autopsied
A1429-NCb	9	Male	Right cerebellar	Autopsied
A1123-NC	5	Male	Right frontal-parietal	Autopsied
A1123-NCb	5	Male	Right cerebellar	Autopsied

Dx diagnosis, Recur recurrence, NC normal cerebrum, NCb normal cerebellum, LTF lost to follow-up.